ˈlōgən- — see berry noun
Etymology: James H. Logan died 1928 American lawyer and horticulturist + English berry
1.
a. : a red-fruited upright-growing dewberry regarded as a variety ( Rubus ursinus loganobaccus ) of the western dewberry or as a hybrid of the western dewberry and the red raspberry
b. : the berry borne by a loganberry
2. : prune purple